package mapchange

import "fmt"

func MapChange() {
	m := map[int]string{1: "wwy", 2: "wwu", 3: "wcx"}
	rm := make(map[string]int)
	for k, v := range m {
		fmt.Println(k)
		fmt.Println(v)
		rm[v] = k
	}

	fmt.Println(m)
	fmt.Println(rm)

}
